Other operating income (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Other Operating Income [Abstract]
Capital gain, net	$ 37.6	$ 43.9	$ 10.9
Sundry	5.8	2.7	3.5
Total other operating income	$ 43.4	$ 46.6	$ 14.4

The gain on disposals of non-current assets. [Refer: Non-current assets]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Note Expiry date 2027-01-01
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-URIDate 2025-03-27

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